Submission #885101

#	Time	Username	Problem	Language	Result	Execution time	Memory
885101		juliany2	Stone Arranging 2 (JOI23_ho_t1)	C++17	100 / 100	159 ms	15344 KiB

Main

#include<bits/stdc++.h>
using namespace std;
using ll = long long;
#define all(x) (x).begin(), (x).end()


int main() {
    cin.tie(0)->sync_with_stdio(false);

    int n;
    cin >> n;

    map<int, int> cnt;
    vector<array<int, 2>> a;

    for (int i = 1; i <= n; i++) {
        int x;
        cin >> x;

        int cur = 1;
        if (cnt[x]) {
            while (a.back()[0] != x) {
                cur += a.back()[1];
                cnt[a.back()[0]]--;
                a.pop_back();
            }
        }

        cnt[x]++;
        a.push_back({x, cur});
    }

    for (auto &[x, c] : a)
        while (c--)
            cout << x << '\n';

    return 0;
}

• Subtask 1: 25 / 25
• Subtask 2: 35 / 35
• Subtask 3: 40 / 40